### 22161 Federal Register / Vol. 76, No. 76 / Wednesday, April 20, 2011 / Notices

• Review of Meeting Agenda • Review and Approval of the 53rd

Meeting Summary, RTCA Paper No. 035–11/SC186–307 • FAA Surveillance and Broadcast

Services (SBS) Program Status • Traffic Situation Awareness with

Alerts (TSAA) • Con-Ops Presentation • ADS–B IM Coordination with SC–

214/WG–78 for Data Link Rqts, Discussion and Status • ADS–B Coordination with SC–206 for

Wake Vortex, Discussion and Status • Working Group Reports

• WG–1—Operations and

Implementation • WG–2—TIS–B MASPS—no report • WG–3—1090 MHz MOPS – • Errata Activity and Status • WG–4—Application Technical

Requirements • Pre-FRAC Briefing for DO–317A • WG–5—UAT MOPS—No Report • WG–6—ADS–B MASPS • RFG—Requirements Focus Group • Date, Place and Time of Next

Meeting • New Business • Other Business • Review Action Items/Work

Programs • Adjourn Plenary Attendance is open to the interested public but limited to space availability. With the approval of the chairman, members of the public may present oral statements at the meeting. Persons wishing to present statements or obtain information should contact the person listed in the **FOR FURTHER INFORMATION CONTACT**  section. Members of the public may present a written statement to the committee at any time.

Issued in Washington, DC, on April 14, 2011. Robert L. Bostiga, RTCA Advisory Committee. [FR Doc. 2011–9491 Filed 4–19–11; 8:45 am] **BILLING CODE 4910–13–P DEPARTMENT OF TRANSPORTATION**  **Federal Aviation Administration Fifty Seventh Meeting: RTCA Special**  **Committee 135, Environmental Conditions and Test Procedures for**  **Airborne Equipment AGENCY**  **:** Federal Aviation Administration (FAA), Department of Transportation (DOT). **ACTION :**  Notice of Joint RTCA Special Committee 135: Environmental Conditions and Test Procedures for Airborne Equipment. **SUMMARY :**  The FAA is issuing this notice to advise the public of a meeting of RTCA Special Committee 135: Environmental Conditions and Test Procedures for Airborne Equipment. **DATES :**  The meeting will be held May 11–12, 2011 from 9 a.m.–5 p.m. **ADDRESSES :**  The meeting will be held at Embry-Riddle University, Building 58, Room 106, Prescott, AZ 86301–3720. **FOR FURTHER INFORMATION CONTACT :**  (1) RTCA Secretariat, 1828 L Street, NW., Suite 805, Washington, DC 20036; telephone (202) 833–9339; fax (202) 833–9434; Web site http://www.rtca.org. **SUPPLEMENTARY INFORMATION :**  Pursuant to section 10(a)(2) of the Federal Advisory Committee Act (Pub. L. 92– 463, 5 U.S.C., Appendix 2), notice is hereby given for a RTCA Special Committee 135: Environmental Conditions and Test Procedures for Airborne Equipment.

The agenda will include: Tuesday–Wednesday, May 11–12, 2011

• 9 a.m.–5 p.m.

• Chairmen’s Opening Remarks,

Introductions.

• Approval of Summary from FiftySixth Meeting (RTCA Paper No. 224–110/SC 135–683).

• Review Approved Revised SC135

TOR (Terms of Reference)— Environmental Conditions and Test Procedures for Airborne Equipment—(RTCA Paper No. 067– 11/SCPMC887).

• Review Proposal of User’s Guides.

• Review Working Group Activities.

• Review Revised Terms of Reference.

• New or unfinished business.

• Establish Date for Next SC–135

Meeting.

• Adjourn. Attendance is open to the interested public but limited to space availability. With the approval of the chairmen, members of the public may present oral statements at the meeting. Persons wishing to present statements or obtain information should contact the person listed in the **FOR FURTHER INFORMATION CONTACT**  section. Members of the public may present a written statement to the committee at any time.

Issued in Washington, DC, April 14, 2011. Robert L. Bostiga, RTCA Advisory Committee. [FR Doc. 2011–9499 Filed 4–19–11; 8:45 am] **BILLING CODE 4910–13–P DEPARTMENT OF TRANSPORTATION**  **Federal Aviation Administration Second Meeting: RTCA Special**  **Committee 225: Rechargeable Lithium Batteries and Battery Systems—Small**  **and Medium Sizes AGENCY**  **:** Federal Aviation Administration (FAA), DOT. **ACTION :**  Notice of RTCA Special Committee 225 meeting: Rechargeable Lithium Batteries and Battery Systems— Small and Medium Sizes. **SUMMARY :**  The FAA is issuing this notice to advise the public of a meeting of RTCA Special Committee 225: Rechargeable Lithium Batteries and Battery Systems—Small and Medium Sizes. **DATES :**  The meeting will be held May 24–25, 2011, from 9 a.m. to 5 p.m. **ADDRESSES :**  The meeting will be held at RTCA, Inc., 1828 L Street, NW., Suite 805, Washington, DC, 20036. **FOR FURTHER INFORMATION CONTACT :**  RTCA Secretariat, 1828 L Street, NW., Suite 805, Washington, DC, 20036, telephone (202) 833–9339 or e-mail jiverson@rtca.org, fax (202) 833–9434, Web site http://www.rtca.org

. **SUPPLEMENTARY INFORMATION :**  Pursuant to section 10(a)(2) of the Federal Advisory Committee Act (Pub. L. 92– 463, 5 U.S.C., and Appendix 2), notice is hereby given for a Special Committee 225, Rechargeable Lithium Batteries and Battery Systems—Small and Medium Sizes. Agenda Tuesday May 24, 2011

• Welcome/Introductions/ Administrative Remarks. • Review of the meeting agenda. • Review and approval of summary from the first plenary meeting RTCA paper no. 064–11/SC225– 002. • UL and IEC presentation. • Review working group progress on ‘‘permanently installed’’

. • Review working group progress on AC–25–1352–1A and related FAA Special Conditions. • Test Data Availability. • Working Group to review:

• IEC 62133. • Underwriters Laboratories (UL)

standards 1642, 2054, 60950–1. • United Nations (UN) (T1–T8)

section 38.3. • RTCA/DO–160 (Altitude, Rapid

Decompression). • RTCA/DO–311. • Review Agenda for Wednesday, May 25.